TY JOUR TI STUDY OF ANALYTICAL CHARACTERISTICS OF PECTIN SUBSTANCES OF CORNUS MAS L. AS A PROMISING PECTIN-CONTAINING RAW MATERIAL OF THE REPUBLIC OF CRIMEA KW Cornus mas L. KW pectins KW analytical characteristics KW conductometric titration JO Scientific Notes of V.I. Vernadsky Crimean Federal University. Biology. Chemistry AU Branovickaya, T.Y. AU Kalinovskaya, T.V. AU Kalinina, V.A. PY 2025 IS 11 PB V.I. Vernadsky Crimean Federal University